2008 BMW 550 vs. 2008 BMW 320
To start off, both 2008 BMW 550 and 2008 BMW 320 were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,497 cc (8 cylinders), 2008 BMW 550 is equipped with a bigger engine. In terms of performance, 2008 BMW 550 (362 HP @ 6300 RPM) has 201 more horse power than 2008 BMW 320. (161 HP @ 4000 RPM). In normal driving conditions, 2008 BMW 550 should accelerate faster than 2008 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 550 weights approximately 230 kg more than 2008 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2008 BMW 550 (491 Nm @ 3400 RPM) has 161 more torque (in Nm) than 2008 BMW 320. (330 Nm @ 2000 RPM). This means 2008 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 320.
Compare all specifications:
| 2008 BMW 550 | 2008 BMW 320 | |
| Make | BMW | BMW |
| Model | 550 | 320 |
| Year Released | 2008 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 161 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 491 Nm | 330 Nm |
| Torque RPM | 3400 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 5.9 seconds | 8.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1660 kg | 1430 kg |
| Vehicle Length | 4850 mm | 4530 mm |
| Vehicle Width | 1490 mm | 1420 mm |
| Vehicle Height | 1850 mm | 1820 mm |
| Wheelbase Size | 2890 mm | 2770 mm |
| Fuel Consumption Overall | 11.1 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
